There's a lot that players still don't understand about , including a secret dialogue scene that no one knows how to trigger. It makes sense, since is such a highly reactive game. Even the simplest-seeming chain of cause and effect can have so much going on behind the scenes, hundreds of branching paths left unexplored and cutscenes left unwatched. While players have already begun to discover the limits of what can do, there are still new secrets being uncovered every day. Even this far out from release, there are probably plenty of options that haven't even been found.
But player experimentation can only go so far. That's where data mining comes in. Data mining games in search of unseen content has become more and more common over the past few years. It sometimes uncovers huge revelations, like spaces left for content planned to appear in a game's upcoming DLC. More often, data mining reveals things that were only created for testing purposes, were forgotten during development, or were deliberately cut from the final product. But in this case, there's no evidence to indicate this scene was any of the above — in fact, there's every reason to believe it still exists in the finished game.
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The YouTube user Chubblot has shared video of a rare interaction with Karlach in which she breaks the fourth wall, realizes she's inside a video game, and acknowledges the player directly. It begins with Karlach asking Tav if she can practice an interrogation technique on them. According to Karlach, Zariel's minions taught her how to tell if someone is lying by looking into their eyes, but she's been feeling rusty lately and wants to make sure she can still pull off
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